


Spot Forecast
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
283 FNUS75 KGJT 152150 FWSGJT Spot Forecast for Diamond Canyon...BLM National Weather Service Grand Junction CO 350 PM MDT Tue Jul 15 2025 Forecast is based on forecast start time of 1600 MDT on July 15. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Hot, dry, and gusty conditions will create localized critical fire weather in the afternoon. Relative humidity will recover to about 35% overnight, but will drop below 15% again tomorrow afternoon. Tomorrow wind gusts are expected to be up to 30 mph in the afternoon, but could be stronger around nearby showers and thunderstorms. Lighting is also a concern with any showers or thunderstorms. Moisture looks to increase later this week. .REST OF TODAY... Sky/weather.........Mostly sunny (45-55 percent). Areas of smoke. Slight chance of showers and thunderstorms. CWR.................10 percent. Max temperature.....93-98. Min humidity........7-12 percent. Wind (20 ft)........Northwest winds 15 mph. Gusts up to 25 mph. Gusty and erratic winds expected near thunderstorms. Transport winds.....Northwest 16 mph. Clearing Index......1050. Chance of thunder...15 percent. .TONIGHT... Sky/weather.........Mostly cloudy (60-70 percent). Chance of showers and slight chance of thunderstorms in the evening. Areas of smoke through the night. CWR.................10 percent. Min temperature.....66-71. Max humidity........32-37 percent. Wind (20 ft)........Northwest winds 15 mph decreasing to 10 mph overnight. Gusts up to 20 mph before sunset and up to 15 mph after sunset. Gusty and erratic winds expected near thunderstorms in the evening. Transport winds.....North 12 mph. Clearing Index......1050 decreasing to 50 by 2100. Chance of thunder...15 percent. .WEDNESDAY... Sky/weather.........Mostly sunny (25-35 percent). Areas of smoke through the day. Slight chance of showers and dry thunderstorms in the afternoon. CWR.................10 percent. Max temperature.....90-95. Min humidity........9-14 percent. Wind (20 ft)........Southwest winds 10 to 15 mph shifting to the west 15 to 20 mph in the afternoon. Gusts up to 30 mph in the afternoon. Gusty and erratic winds expected near thunderstorms in the afternoon. Transport winds.....West 17 mph. Clearing Index......680 increasing to 1050 by 1200. Chance of thunder...25 percent. $$ Forecaster...Gillian Felton Requested by...Bouvier Type of request...WILDFIRE .TAG 2518053.1/GJT .DELDT 07/15/25 .FormatterVersion 2.0.0 .EMAIL utmfc@firenet.gov